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SKF bearing double row angular touch ball bearing type suffix
Source: China Bearing Network Time: 2013-05-30
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A no filled slot
CB adjusted axial internal clearance
C2 axial clearance is smaller than the general group
C3 axial clearance is larger than the general group
D two split inner ring
E largest type of bearing; with filled slots
HT51 is used for high temperature greases operating at temperatures from minus 30 degrees Celsius to above 140 degrees Celsius
J1 steel plate cage; ball guide
M machined copper cage; ball guide
MA machined copper cage; outer ring guide
MT33 is used for lithium-containing thickeners with operating temperatures ranging from minus 30 degrees Celsius to minus 120 degrees Celsius; NLGI grade 3 (general filling)
N outer ring with snap ring groove
NR outer ring with snap ring groove and snap ring
P5 scale accuracy and operation accuracy meet ISO public service level 5 specification
P6 scale and operational accuracy meet ISO public service level 6 specification
P62 P6 + C2
P63 P6 + C3
TN9 fiberglass reinforced nylon 66 cage; ball guide
2RS1 bearings with nitrile rubber seals with reinforced steel plates on both sides
W64 solid oil filling
2Z bearing with stamped steel dust cover on both sides (non-conflicting seals)
Some drawing number bearings have a type prefix BA2B; indicating that this bearing is a double row angular touch ball bearing.
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